Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
pierceoil.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-23 06:56:01 UTC · ↺ Refresh
MX Hostnames
- sam.ifox.com
MX Priorities
- sam.ifox.com: 10
A / AAAA Records
- 23.236.62.147 ↩ 147.62.236.23.bc.googleusercontent.com
Mail Server IPs
- 208.67.8.8 ↩ sam.ifox.com
- 2604:26c0::8 ↩ sam.ifox.com
SOA Record
Raw SOA
ns1.ifox.com dnsadmin.pierceoil.com 2025092616 900 900 1800 60
Primary NS (mname)
ns1.ifox.com
Admin Email (rname)
dnsadmin@pierceoil.com
Serial
2025092616
Refresh
900s
Retry
900s
Expire
1800s
Minimum TTL
60s
Nameservers (NS)
ns3.ifox.com
ns1.ifox.com
ns2.ifox.com
SPF Record
✓ Strict (-all)
v=spf1 a:outgoing.ifox.com include:_spf.google.com -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
DKIM Selectors
✗ None detectedNo DKIM records found for common selectors — your provider may use a custom selector name.
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
1 record- SPFv=spf1 a:outgoing.ifox.com include:_spf.google.com -all
Free · No signup required
Add email validation to your forms
Block disposable emails, validate MX records, detect role accounts — unlimited, forever free.
<script src="https://check.verifyswift.com/"></script>
One line of code · Works on any site
See demo & docs
Deep verification
Full email verification for pierceoil.com
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits